Home / 15,989.96-23,971.27-6,136.31

Finding the Fourth Proportional to 15,989.96, 23,971.27 and 6,136.31

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Solution

The fourth proportional to 15,989.96, 23,971.27 and 6,136.31 is: 9,199.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,989.96 : 23,971.27 = 6,136.31 : x
  2. Step 2: Convert to fraction form
    15,989.96/23,971.27 = 6,136.31/x
  3. Step 3: Cross multiply
    15,989.96x = 23,971.27 × 6,136.31
  4. Step 4: Simplify right side
    15,989.96x = 147,095,188.40
  5. Step 5: Solve for x
    x = 147,095,188.40/15,989.96
  6. Step 6: Final answer
    x = 9,199.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.